/**
 * @file   irenderer.h
 * @Author Alexandre Chassany (alexandre.chassany@gmail.com)
 * @date   March 2011
 * @brief  Base interface for renderer
 *
 * Poum-tchak is a free sound manipulation and synthesis, 
 * real-time and interactive music-clip rendering.
 *
 * Copyright (C) 2011  Chassany Alexandre and Gonzalez Antoine.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * he Free Software Foundation, either version 3 of the License, or
 * at your option) any later version.
 *
 * is program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef _ELIXIR_OPENGLBUFFER_H_
#define _ELIXIR_OPENGLBUFFER_H_

#include <renderer/ibufferbase.h>
#include <renderer/impl/opengl/openglenum.h>

#include <gl/glew.h>

namespace Elixir
{
  template <int Type>
    class OpenGLBuffer : public IBufferBase
    {
    public :

        OpenGLBuffer(unsigned long count, unsigned int buffer);

        virtual ~OpenGLBuffer();

        unsigned int getBuffer() const;

    private :

        void* lock(unsigned long offset, unsigned long size, unsigned long flags);
        void unlock();

        unsigned int buffer_; ///< Identifiant du buffer OGL
    };

    typedef OpenGLBuffer<GL_ARRAY_BUFFER_ARB>         OpenGLVertexBuffer;
    typedef OpenGLBuffer<GL_ELEMENT_ARRAY_BUFFER_ARB> OpenGLIndexBuffer;

    #include "openglbuffer-inl.h"
}

#endif // _ELIXIR_OPENGLBUFFER_H_
